<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <div>
        <input type="text" v-model="msg">
        <h1>{{msg}}</h1>
        a&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;bc
        <hr>
        <input type="radio" v-model="gender" value="男">男
        <input type="radio" v-model="gender" value="女">女
        <h2>{{gender}}</h2>
    </div>

    <script src="../js/vue.js"></script>
    <script>
        let v = new Vue({
            el:"div",
            data:{
                msg:"双向绑定测试",
                gender:"男"
            }
        })
    </script>
</body>
</html>